illustration (attribution, if any possible, is at the end of the article)

Getting back into practice, after a lapse, is the priority. Being judgmental vis-à-vis one's lapse isn't as helpful, nor is getting carried away by the weakness (turning it into who we are).

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(…) there is the case where a monk has recovered from his illness, not long after his recovery. The thought occurs to him: 'I have recovered from my illness. It's not long after my recovery. This body of mine is weak & unsuitable for work. Why don't I lie down?' So he lies down. He doesn't make an effort for the attaining of the as-yet-unattained, the reaching of the as-yet-unreached, the realisation of the as-yet-unrealised. This is the eighth grounds for laziness...

(…) there is the case where a monk has recovered from his illness, not long after his recovery. The thought occurs to him: 'I have recovered from my illness. It's not long after my recovery. Now, there's the possibility that the illness could come back. Why don't I make an effort beforehand for the attaining of the as-yet-unattained, the reaching of the as-yet-unreached, the realisation of the as-yet-unrealised?' So he makes an effort for the attaining of the as-yet-unattained, the reaching of the as-yet-unreached, the realisation of the as-yet-unrealised. This is the eighth grounds for the arousal of energy.
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— Kusita-arambhavatthu sutta (AN 8.80)